adj. having no known beginning and presumably no end; "the dateless rise and fall of the tides"; "time is endless"; "sempiternal truth"

adj. uninterrupted in time and indefinitely long continuing; "the ceaseless thunder of surf"; "in constant pain"; "night and day we live with the incessant noise of the city"; "the never-ending search for happiness"; "the perpetual struggle to maintain standards in a democracy"; "man's unceasing warfare with drought and isolation"; "unremitting demands of hunger"

adj. continuing forever or indefinitely; "the ageless themes of love and revenge"; "eternal truths"; "life everlasting"; "hell's perpetual fires"; "the unending bliss of heaven"

adj. continuing in time or space without interruption; "a continuous rearrangement of electrons in the solar atoms results in the emission of light"- James Jeans; "a continuous bout of illness lasting six months"; "lived in continuous fear"; "a continuous row of warehouses"; "a continuous line has no gaps or breaks in it"; "moving midweek holidays to the nearest Monday or Friday allows uninterrupted work weeks"

adj. not subject to death

adj. `continual' (meaning seemingly uninterrupted) is often used interchangeably with `continuous' (meaning without interruption)

adj. tiresomely long; seemingly without end; "endless debates"; "an endless conversation"; "the wait seemed eternal"; "eternal quarreling"; "an interminable sermon"

adj. too numerous to be counted; "incalculable riches"; "countless hours"; "an infinite number of reasons"; "innumerable difficulties"; "the multitudinous seas"; "myriad stars"; "untold thousands"

adj. not capable of being computed or enumerated

adj. marked by continuous or uninterrupted extension in space or time or sequence; "cars in an unbroken procession"; "the unbroken quiet of the afternoon"

adj. not liable to or capable of change; "an invariable temperature"; "an invariable rule"; "his invariable courtesy"

adj. steadfast in purpose or devotion or affection; "a man constant in adherence to his ideals"; "a constant lover"; "constant as the northern star"

adj. never dying; "his undying fame"

adj. unceasing; "an abiding belief"; "imperishable truths"

adj. continuing forever or indefinitely; "the ageless themes of love and revenge"; "eternal truths"; "life everlasting"; "hell's perpetual fires"; "the unending bliss of heaven"

adj. seemingly boundless in amount, number, degree, or especially extent; "unbounded enthusiasm"; "children with boundless energy"; "a limitless supply of money"

adj. infinitely great in number; "endless waves"

adj. beyond calculation or measure; "of incalculable value"; "an incomputable amount"; "jewels of inestimable value"; "immeasurable wealth"

adj. that cannot be entirely consumed or used up; "an inexhaustible supply of coal"

adj. seemingly boundless in amount, number, degree, or especially extent; "unbounded enthusiasm"; "children with boundless energy"; "a limitless supply of money"

adj. bounded or limited in magnitude or spatial or temporal extent